// Init and run test on ErasureSD backend with signature v4.
		{serverType: "ErasureSD", signer: signerV4},
		// Init and run test on ErasureSD backend, with tls enabled.
		{serverType: "ErasureSD", signer: signerV4, secure: true},
		// Init and run test on Erasure backend.
		{serverType: "Erasure", signer: signerV4},
		// Init and run test on ErasureSet backend.
		{serverType: "ErasureSet", signer: signerV4},
	}

 */
class TaskRunner(
  val backend: Backend,
  internal val logger: Logger = TaskRunner.logger,
) : Lockable {
  private var nextQueueName = 10000
  private var coordinatorWaiting = false
  private var coordinatorWakeUpAt = 0L

  /**
   * When we need a new thread to run tasks, we call [Backend.execute]. A few microseconds later we

		return "", fmt.Errorf(`found backend type %s, expected %s or %s - to migrate to a supported backend visit https://docs.min.io/community/minio-object-store/operations/deployments/baremetal-migrate-fs-gateway.html`, meta.Format, formatBackendErasure, formatBackendErasureSingle)
	}
	// Erasure backend found, proceed to detect version.
	format := &formatErasureVersionDetect{}

// errCorruptedFormat - corrupted format.
var errCorruptedFormat = StorageErr("corrupted format")

// errCorruptedBackend - corrupted backend.
var errCorruptedBackend = StorageErr("corrupted backend")

// errUnformattedDisk - unformatted disk found.
var errUnformattedDisk = StorageErr("unformatted drive found")

// errInconsistentDisk - inconsistent disk found.

		t.Fatal("Unexpected object layer detected", reflect.TypeOf(obj))
	}

	// Tests for Erasure object layer initialization.

	// Create temporary backend for the test server.
	nDisks = 16
	disks, err = getRandomDisks(nDisks)
	if err != nil {
		t.Fatal("Failed to create drives for the backend")
	}
	defer removeRoots(disks)

	obj, err = newObjectLayer(ctx, mustGetPoolEndpoints(0, disks...))
	if err != nil {

}

func TestErasureDeleteObjectDiskNotFound(t *testing.T) {
	ctx, cancel := context.WithCancel(t.Context())
	defer cancel()

	// Create an instance of xl backend.
	obj, fsDirs, err := prepareErasure16(ctx)
	if err != nil {
		t.Fatal(err)
	}
	// Cleanup backend directories
	defer obj.Shutdown(t.Context())
	defer removeRoots(fsDirs)

	z := obj.(*erasureServerPools)
	xl := z.serverPools[0].sets[0]

            {{- if semverCompare ">=1.19-0" $.Capabilities.KubeVersion.GitVersion }}
            pathType: Prefix
            backend:
              service:
                name: {{ $fullName }}
                port: 
                  number: {{ $servicePort }}
            {{- else }}
            backend:
              serviceName: {{ $fullName }}
              servicePort: {{ $servicePort }}
            {{- end }}
      {{- if . }}

            {{- if semverCompare ">=1.19-0" $.Capabilities.KubeVersion.GitVersion }}
            pathType: Prefix
            backend:
              service:
                name: {{ $fullName }}
                port: 
                  number: {{ $servicePort }}
            {{- else }}
            backend:
              serviceName: {{ $fullName }}
              servicePort: {{ $servicePort }}
            {{- end }}
      {{- if . }}

// BackendType - represents different backend types.
type BackendType int

// Enum for different backend types.
const (
	Unknown = BackendType(madmin.Unknown)
	// Filesystem backend.
	BackendFS = BackendType(madmin.FS)
	// Multi disk BackendErasure (single, distributed) backend.
	BackendErasure = BackendType(madmin.Erasure)
	// Add your own backend.
)

// Erasure backend for admin-handler tests.
func prepareAdminErasureTestBed(ctx context.Context) (*adminErasureTestBed, error) {
	ctx, cancel := context.WithCancel(ctx)

	// reset global variables to start afresh.
	resetTestGlobals()

	// Set globalIsErasure to indicate that the setup uses an erasure
	// code backend.
	globalIsErasure = true